88967320

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{171091}}^1$

素因数の和:171115

約数の個数: 32

約数和(自身を含む): 215575920

約数和(自身を除く): 126608600

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 171091, 342182, 684364, 855455, 1368728, 1710910, 2224183, 3421820, 4448366, 6843640, 8896732, 11120915, 17793464, 22241830, 44483660, 88967320]

約数ペア:

[(1, 88967320), (2, 44483660), (4, 22241830), (5, 17793464), (8, 11120915), (10, 8896732), (13, 6843640), (20, 4448366), (26, 3421820), (40, 2224183), (52, 1710910), (65, 1368728), (104, 855455), (130, 684364), (260, 342182), (520, 171091)]